Welcome to your 07 Math

1. 
Every integer to the left of zero on the number line will have a _______value.

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2. 
If m, n and p are integers, then according to the associative law of multiplication, (m × n) × p must be equal to:

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3. 
The floor of a room is 18 m by 12 m which is to be paved with square tiles of size 12cm x 12cm. Find the number of tiles required to pave the floor.

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4. 
Which of the following is different from the others?

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5. 
Find the value of 15 × (–25) × (– 4) × (–10)

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6. 
The reciproal of 1/2 is

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7. 
Which sign will come in the blank space? 6+3 x 11 ____________ (6+3) x 11

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8. 
Which of the following is equivalent to 4/5 ?

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9. 
Every fraction is a rational number.

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10. 
The reciprocal of 1/10 is

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11. 
What percent of ₹ 4500 is ₹ 9000?

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12. 
The quotient of p and q is twelve less than three times the sum of p and q. Which of the following equations represents the statement above?

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13. 
Scientists are studying the temperature changes at an experimental weather station. The first reading is 22°. If the temperature rose 10° at the second reading, dropped 25° at the third reading, dropped 15° at the fourth, and rose 21° at the fifth. What was the lowest reading recorded?

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14. 
Rishi sold his television set for Rs. 2560, thereby losing 20% on what he paid for it. What did he pay for it?

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15. 
If radius of a circle is increased to twice its original length, how

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16. 
How many rational numbers are there between two rational numbers?

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17. 
What is the value of the expression 11+[12−{−4−7(3of−2)}]

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18. 
Find the value of 26 × (– 48) + (– 48) × (–36)

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19. 
ABCD is a given rectangle with length as 90 cm and breadth as 80 cm. P, Q, R, S are the mid-points of sides AB, BC, CD, DA, respectively. A circular rangoli of diameter 20 cm is drawn at the centre as shown in the given figure. Find the area of shaded portion.

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20. 
A rectangular park of length 70 m and breadth 50 m is there in a locality. Two crossroads perpendicular to each other of width 6 m needs to be constructed in between the park for walking. Find the area of Horizontal Road.

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